clothes are not changing colors

[rena_]

No matter how much dye i put into the sewing machine the color doesnt change

[Gold Dragon]

Not every part of every article is dyable.

[Buffmania]

Here's a link to the wiki that covers clothing dye topics:

https://stardewvalleywiki.com/Dyeing

[Snowy Sprout]

You don't put dye into the sewing machine. You put the dyeable item and the dye items into the color pots next to the machine in Emily's house.